val my_str_type_decl :
loc:Ppxlib__.Location.t ->path:'a->(Ppxlib__.Import.Asttypes.rec_flag * Ppxlib.type_declaration list)->Ppxlib__.Import.structure_item list
val str_type_decl :
( Ppxlib__.Import.structure_item list,
Ppxlib__.Import.Asttypes.rec_flag * Ppxlib.type_declaration list )Ppxlib.Deriving.Generator.t